By Anna Prior

E*Trade said its largest shareholder, Citadel LLC, which twice helped rescue the online brokerage and later pushed it to pursue a sale, is selling its entire 9.6% stake in the company, exiting an investment it made at the height of E*Trade’s mortgage woes over five years ago. Shares slipped 5.4% to $11.18 premarket.

Men’s Wearhouse’s fiscal fourth-quarter loss narrowed as revenue at the apparel retailer improved. Shares rose 14% to $33.20 premarket as the company also said it is considering strategic alternatives for its K&G business.

Flotek intends to partner with the Oman-based oil and gas concern Gulf Energy LLC to build an oilfield chemistry production facility and create a research and development organization focused on the Middle East and North Africa. Flotek estimates construction costs for the facility at up to $10 million. Shares fell 3.7% to $13.88 premarket.

Vera Bradley Inc.'s (VRA) fiscal fourth-quarter earnings rose 25% as the handbag designer’s revenue strengthened, and as the latest period had an additional week compared with the year-ago quarter. Shares were down 6.4% to $23.30 premarket as the company gave downbeat guidance for the current quarter and earnings projections for the full-year mostly below analyst expectations.

Kirkland's Inc.'s (KIRK) fiscal fourth-quarter earnings fell 6.1% as the discount home-decor retailer saw higher costs offset improved revenue and weaken margins. “Consistent with broader retail trends to date, we have started the year off on a more cautious note and expect that outlook to continue in the first half of fiscal 2013,” said Chief Executive Robert Alderson. The company also said that Mr. Alderson plans to retire in February 2014. Shares fell 3% to $11.15 premarket.

Delcath Systems Inc. (DCTH) plans to offer as much as $50 million of its stock, using Cowen and Co. as its sales agent. The medical-device recently had a market capitalization of around $147 million. Shares fell 6.3% to $1.80 in premarket trading.

SS&C Technologies Holdings Inc. (SSNC) said its two biggest shareholders will offer 7.75 million shares. The company recently had around 78.9 million shares outstanding, according to FactSet. Shares fell 4.6% to $26.46 in premarket trading.

Corporate Office Properties Trust (OFC) lowered its full-year and first-quarter guidance to account for losses incurred from the early repayment of debt. Shares slipped 1.3% to $26.89 premarket as the real-estate investment trust also unveiled a 3.9 million share offering. The offering priced at $27.25 apiece, matching Corporate Office’s Wednesday closing price.

Development stage nanotechnology company Arrowhead Research Corp. (ARWR) said that a study of its RNAi-based candidate ARC-520 in a chimpanzee chronically infected with the human hepatitis B virus supports findings from rodent models indicating that it can knock down hepatitis B virus DNA and key viral antigens. Shares rose 12% to $2.70 premarket.

Anadigics Inc. (ANAD) is offering to sell an undisclosed number of shares. The company, which makes power amplifiers and other radio-frequency components, intends to use the proceeds for working capital and other general purposes. Shares fell 9.5% to $2.00 premarket.

Land manager Alico Inc. (ALCO) has engaged Deutsche Bank Securities Inc. to give it financial advice as it considers a potential sale of the company, among other strategic options.

Hot Topic Inc.'s (HOTT) fiscal fourth-quarter earnings climbed 35% as the teen-apparel retailer reported stronger sales at both its namesake and Torrid divisions, as well as improved margins.

SandRidge Energy Inc. (SD) agreed to fire its chief executive or give control of its board to an activist shareholder, settling a closely watched proxy battle amid an outbreak of investor unrest in the oil patch.

Sucampo Pharmaceuticals Inc.'s (SCMP) fourth-quarter earnings soared as the drug manufacturer pharmaceutical company received a $15 million milestone payment from Abbott Japan Co. for the sale of its drug to treat constipation.

Target Corp. (TGT) launched cash tender offers for up to $1.2 billion in several series of notes, as the retail giant seeks to refinance its debt.

An offering of 8.5 million U.S. Silica Holdings Inc. (SLCA) shares sold by GGC USS Holdings LLC priced at a 3.5% discount to the company’s Wednesday closing price.

Moody’s Investors Service has put VeriFone Systems Inc. (PAY) on review for a potential downgrade in the wake of a leadership shake-up that followed missteps by the maker of card-payment systems.

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